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  "cells": [
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      "source": [
        "高级映射：\n",
        "一对一（association）与一对多（collection）\n",
        "鉴别器（discriminator）的使用场景\n",
        "性能优化：\n",
        "解决 N+1 查询问题\n",
        "批量操作（BatchExecutor）与分页插件\n",
        "实战场景：分表查询（动态表名插件）"
      ]
    }
  ],
  "metadata": {
    "language_info": {
      "name": "python"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 5
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